public class Demo9 {
    public static void main(String[] args) throws InterruptedException {
        Thread t1 = new Thread(()->{
            while(true){
                System.out.println("hello t1");
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        });
        System.out.println(t1.getState());
        t1.start();
        Thread.sleep(1000);
        System.out.println(t1.getState());

    }
}
